#abrasive
- Abrasive — A natural or artificial product or material (such as diamond, corundum, carborundum, or sand) composed of hard granules used through friction, wear, or impact to cut, polish, clean, or smooth metallic, wooden, or mineral surfaces; (adjectival, literal) possessing a rough structure capable of wearing down or eroding through friction; (adjectival, figurative) a communication style, behavior, or individual character marked by harshness, aggressiveness, verbal roughness, lack of tact, and a tendency to generate interpersonal conflicts or tensions.
- Almandine — A silicate mineral representing the most widespread and common species of the garnet group, featuring a characteristic deep red, purplish-red, reddish-brown, or black color, containing iron and aluminum. It crystallizes in the cubic system, has a vitreous luster, and high hardness (7-7.5 on the Mohs scale), with its transparent varieties utilized since antiquity as semi-precious gemstones in jewelry and opaque ones as industrial abrasives.
- Aloxite — A commercial or technical designation attributed to a type of artificial corundum (crystallized aluminum oxide), obtained by melting bauxite in specialized electric furnaces. This abrasive material stands out structurally due to its extremely high hardness and thermal resistance, widely utilized in industry for manufacturing grinding wheels, sandpaper, and cutting discs for hard metals.
- Extremely rough — Very rough, excessively rugged, coarse, or sharp; an augmentative adjective used in popular speech to describe an object, a material, or a tool with highly pronounced roughness; it can also denote a type of fish or a rudimentary tool used for cleaning surfaces through abrasive rubbing.